<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>01_JS运算符</title>
</head>
<body>
<script>
    console.log(3/2)
    console.log(2>3)
    console.log(3<"2")
    console.log("3">"12")
    console.log("3".charCodeAt())
    console.log("12".charCodeAt())
    console.log("12".charCodeAt(1))
    console.log("12".charCodeAt(2))

    let a=1;
    let b=true;
    console.log(a===b);
    console.log(a===b);
    let c=0;
    console.log(c===0?'true':'false');
    console.log(c=0?'yes':'no');
    console.log(0,typeof 0)
</script>
</body>
</html>